Ring B.u.
| Machine | Model | Years / S/N |
|---|---|---|
| CASE WHEEL LOADER (BEFORE S/N JEE0135500) | 521D | 2000 – 2002 |
| CASE WHEEL LOADER (S/N JEE0135501 & AFTER) - ENGINE SUPPLEMENT | 521D | 2000 – 2002 |
| CASE WHEEL LOADER - NA (S/N JEE0135501 & AFTER) | 521D | 2000 – 2002 |
| WHEEL LOADER TIER 3 (NA) | 521E | 2008 – 2013 |
| WHEEL LOADER - TIER 4 (NA) | 521F | 2012 – 2015 |
| WHEEL LOADER - TIER 4B (NA) | 521F | 2016 |
| WHEEL LOADER - TIER 4B (NA) | 521G | 2016 – 2022 |
| LOADER LANDSCAPER | 570LXT | 1994 – 1997 |
| LOADER BACKHOE (NORTH AMERICA) | 580L | 1997 |
| SERIES 2 LOADER BACKHOE - ASN JJG0239360 | 580L | 1997 – 2000 |
Enhance your Case Construction equipment’s performance with the durable Ring B.U. #G109300. Designed for reliability and precision, this essential part ensures optimal functionality, making it a must-have for heavy equipment operators seeking efficiency and longevity in their machinery.
Compatible equipment
This part fits CASE WHEEL LOADER (BEFORE S/N JEE0135500), CASE WHEEL LOADER (S/N JEE0135501 & AFTER) - ENGINE SUPPLEMENT, CASE WHEEL LOADER - NA (S/N JEE0135501 & AFTER), WHEEL LOADER TIER 3 (NA), WHEEL LOADER - TIER 4 (NA), WHEEL LOADER - TIER 4B (NA), LOADER LANDSCAPER, LOADER BACKHOE (NORTH AMERICA), SERIES 2 LOADER BACKHOE - ASN JJG0239360, LOADER BACKHOE (NA) - ASN JJG0285001, SERIES 2 LOADER BACKHOE TIER 2 (NA) - ASN N4C303000, SERIES 3 LOADER BACKHOE TIER 3 (NA) - ASN N8C500000, CASE SUPER-K CONSTRUCTION KING LOADER BACKHOE, LOADER BACKHOE - BSN JJG0239361, CASE WHEEL LOADER (NORTH AMERICA), CASE WHEEL LOADER, CASE CONSTRUCTION KING LOADER BACKHOE, WHEEL LOADER - TIER 4 / TIER 2 (NA), WHEEL LOADER WASTE HANDLING - TIER 4A (NA), CASE WHEEL LOADER (S/N 17754000 & AFTER) including models 521D, 521E, 521F, 521G, 570LXT, 580L, 580M, 580SK, 580SL, 590SM, 621B, 621C, 621D, 621E, 621F, 621G, 680L, 721B, 721C, 721D, 721E, 721F, 721G, 780D, W36.
Frequently asked questions
What is the part number?
The manufacturer part number is G109300.
Is this a genuine OEM part?
Yes. Southeastern Equipment stocks OEM and quality aftermarket parts for heavy equipment. Contact us if you need a specific OEM source or aftermarket option.
Will this fit my machine?
See the compatible equipment list above. If your model is not listed, call us with your machine's serial number and we can confirm.
Where does this ship from?
Southeastern Equipment Company ships parts nationwide from our US warehouse. Orders placed before 2 PM ET typically ship same day.
WARNING:For California residents — Cancer and Reproductive Harm. www.P65Warnings.ca.gov
- Manufacturer part number
- G109300
- Internal SKU
- IC:G109300
- Brand
- Case Construction
- Condition
- OEM, new
- Category
- Case Construction
- Weight
- 0.01 lb
Ships nationwide. In-stock parts ordered before 2:30 PM ET ship the same business day. Your exact shipping cost and delivery estimate are calculated at checkout from your ZIP code and the part’s size and weight; oversized and truck-freight items may need extra transit time and freight charges.
Free branch pickup is also available across Ohio, Indiana, Michigan, and Kentucky — just choose it at checkout.
30-day returns. New, unused parts in original packaging may be returned within 30 days. Some items — including electrical, special-order, and direct-from-supplier parts — are non-returnable. See our full return policy.
All 35 fitments
| Machine | Model | Years / S/N |
|---|---|---|
| CASE WHEEL LOADER (BEFORE S/N JEE0135500) | 521D | 2000 – 2002 |
| CASE WHEEL LOADER (S/N JEE0135501 & AFTER) - ENGINE SUPPLEMENT | 521D | 2000 – 2002 |
| CASE WHEEL LOADER - NA (S/N JEE0135501 & AFTER) | 521D | 2000 – 2002 |
| WHEEL LOADER TIER 3 (NA) | 521E | 2008 – 2013 |
| WHEEL LOADER - TIER 4 (NA) | 521F | 2012 – 2015 |
| WHEEL LOADER - TIER 4B (NA) | 521F | 2016 |
| WHEEL LOADER - TIER 4B (NA) | 521G | 2016 – 2022 |
| LOADER LANDSCAPER | 570LXT | 1994 – 1997 |
| LOADER BACKHOE (NORTH AMERICA) | 580L | 1997 |
| SERIES 2 LOADER BACKHOE - ASN JJG0239360 | 580L | 1997 – 2000 |
| LOADER BACKHOE (NA) - ASN JJG0285001 | 580M | 2000 – 2004 |
| SERIES 2 LOADER BACKHOE TIER 2 (NA) - ASN N4C303000 | 580M | 2004 – 2008 |
| SERIES 3 LOADER BACKHOE TIER 3 (NA) - ASN N8C500000 | 580M | 2008 – 2010 |
| CASE SUPER-K CONSTRUCTION KING LOADER BACKHOE | 580SK | 1996 |
| LOADER BACKHOE - BSN JJG0239361 | 580SL | 1998 – 2000 |
| LOADER BACKHOE (NORTH AMERICA) | 590SM | 2001 – 2004 |
| CASE WHEEL LOADER (NORTH AMERICA) | 621B | 1993 – 1998 |
| CASE WHEEL LOADER | 621C | 1999 – 2001 |
| CASE WHEEL LOADER (BEFORE S/N JEE0135500) | 621D | 2000 – 2002 |
| CASE WHEEL LOADER - NA (S/N JEE0135501 & AFTER) | 621D | 2002 – 2007 |
| WHEEL LOADER TIER 3 (NA) | 621E | 2007 – 2012 |
| WHEEL LOADER - TIER 4 (NA) | 621F | 2012 – 2014 |
| WHEEL LOADER - TIER 4B (NA) | 621F | 2014 – 2016 |
| WHEEL LOADER - TIER 4B (NA) | 621G | 2016 – 2022 |
| CASE CONSTRUCTION KING LOADER BACKHOE | 680L | 1988 – 1993 |
| CASE WHEEL LOADER (NORTH AMERICA) | 721B | 1993 – 1998 |
| CASE WHEEL LOADER | 721C | 1999 – 2002 |
| CASE WHEEL LOADER (NORTH AMERICA) | 721D | 2003 – 2006 |
| WHEEL LOADER TIER 3 (NA) | 721E | 2006 – 2011 |
| WHEEL LOADER - TIER 4 / TIER 2 (NA) | 721F | 2011 – 2016 |
| WHEEL LOADER - TIER 4B (NA) | 721F | 2015 – 2016 |
| WHEEL LOADER WASTE HANDLING - TIER 4A (NA) | 721F | 2013 – 2014 |
| WHEEL LOADER - TIER 4B (NA) | 721G | 2016 – 2022 |
| CASE CONSTRUCTION KING LOADER BACKHOE | 780D | 1988 – 1993 |
| CASE WHEEL LOADER (S/N 17754000 & AFTER) | W36 | 1979 – 1983 |